Debitoor is now SumUp. This means that the Debitoor brand is discontinued and your contract with Debitoor was terminated on 05/31/2022.
The service between Penta and Debitoor was discontinued in the night to 01 June 2022. If you have not deactivated the integration yourself by this date, it was terminated independently by Penta on the effective date.
Penta offers you numerous alternatives for an accounting connection.